H 2 O

Water is one of the essential foundations of life on Earth. Each molecule is made from two hydrogen atoms and one oxygen atom in a bent structure with an angle of about 104.5°.

H-O-H

Two hydrogen atoms bonded to one oxygen atom

∠

Bent molecular geometry — not a straight line

104.5°

Bond angle ≈ 104.5°

life

Essential for life, climate, and biology

WATER IS LIFE STRUCTURE · MOTION · EXISTENCE